Click on the third or sixth rank to set the en passant target square.

EGTB: win in 6 half-moves

# move score
1 Kf7 win in 5 half-moves
2 Ng3 win in 5 half-moves
3 Kg7 win in 9 half-moves
4 Nf2 win in 9 half-moves
5 Ke8 loss in 12 half-moves
6 Kg8 loss in 10 half-moves
7 Ke7 loss in 2 half-moves